192 JOURNAL OF THE ARNOLD ARBORETUM [vol. v 



from seed sent by Mr. Purdom from northern China without indication 

 of precise locality. 



Malus baccata var. mandshurica Schneider, 111. Handb. Laubholzk. i. 

 721, fig. 397n (1906).— Rehder in Sargent, PL Wilson, n. 281 (1915). 



Pyrus baccata p. mandshurica Maximowicz in Bull. Acad. Sci. St. Petersb. xix. 



170 (1873); in M61. Biol. ix. 166 (1873), excl. planta glabrata Pekinensi.— 

 Franchet in Nouv. Arch. Mus. Paris, s&\ 2, v. 272 (PI. David, i. 120) 

 (1883).— Bretschneider, Hist. Eur. Bot. Discov. China, 1053 (1898).— Ito 

 in Tokyo Bot. Mag. xiv. 119 (1900). 

 Malus baccata Hers in Jour. N. China Branch R. As. Soc. liii. 112 (1922); 

 Liste Ess. Lign. Honan, 18 (1922).— Vix Borkhausen. 



Chili: near Jehol, A. David (ex Franchet, 1. c. ). 



Shantung: near Chifu and on Island of Liu kung (ex Ito, 1. c. ). 



Northern Kiangsu: Liu lin shan, near Hai chow, J. Hers, no. 633, May 

 5, 1921; Hai chow hills, alt. about 200 m., Kang Fu Lai, Hers no. 2306, 

 October 8, 1922. 



Honan: Tsi yuan hsien, Tien tan shan, J. Hers, no. 1815, September 21, 

 1921; Cheng chow, cultivated, J. Hers, no. 3, May 9, 1919; Lushih, Lao 

 kiun shan, alt. 2000 m., /. Hers, no. 1161, September 21, 1919. 



Distribution: Kiangsi, Hupeh; eastern Siberia, Korea, Japan. 



Malus robusta (M. baccata X prunifolia) Rehder in Jour. Arnold Arb. n. 

 54 (1920). 



I have no doubt that this hybrid, cultivated in many forms in this coun- 

 try and in Europe, occurs in northern China, though I have seen no speci- 

 mens. 



Malus robusta var. persicifolia Rehder, 1. c. 55 (1920). 

 Northern China: without locality, W. Purdom, no. 179 (seeds only; 

 plants raised in the Veitchian nurseries are now growing in this Arboretum), 



Malus theifera Rehder in Sargent, PL Wilson, n. 283 (1915).— Hers in 



Jour. N. China Branch R. As. Soc. liii. 116 (1922) ; Liste Ess. Lign. Honan, 

 29 (1922). 



Honan: Teng feng, Yu tai shan, alt. 800 m., J. Hers, no. 237, April 23, 

 1919; Lushih, Hiung eul shan, alt. 1400 m., J. Hers, no. 900, October 10, 

 1919; Yung ning, Chuan pao shan, alt. 1500 m., J. Tiers, no. 1115, October 

 17, 1919; Tsi yuan hsien, Tien tan shan, J. Hers, no. 1710, September 20, 

 1921 . — See also Hers, 1. c. 



Shensi: near Kwan yin tang, alt. 1200 m., F. A r . Meyer, no. 1901, Sep- 

 tember 15, 1914; Po uo li, G. Giraldi, July 25-30, 1897.— See also Rehder, 

 1. c. 



Distribution: also Chekiang, Kiangsi, Hupeh, Szechuan, Kweichou, 

 Yunnan; ^.ssam. 



Malus transitoria Schneider, III. Handb. Laubholzk. i. 726 (1906).— 



Rehder in Sargent, PL Wilson. II. 295 (1915). 



Pyrus transitoria Batalin in Act. Hort. Petrop. xiii. 95 (1893). — Bretschneider, 

 Hist. Eur. Bot. Discov. China, 975 (1898). 



